lidar

noun

li·​dar ˈlī-ˌdär How to pronounce lidar (audio)
: a device that is similar in operation to radar but emits pulsed laser light instead of microwaves

Examples of lidar in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Unlike Waymo, which uses cameras, radar, and lidar for navigation, Tesla relies heavily on cameras—a choice that critics say makes Full Self-Driving mode less safe, industry analyst Sam Abuelsamid told the L.A. Times. Josh Hammer, Newsweek, 19 Mar. 2025 That’s also why Tesla’s robotaxi rivals use laser lidar, for 3D images, and radar to detect solid objects in a vehicle’s path–to get richer, more detailed images of the world. Alan Ohnsman, Forbes, 10 Mar. 2025 Importantly, Tesla hasn’t done the same type of extensive on-road testing Waymo has since 2009, and Musk claims automated vehicles can operate safely with only cameras, eschewing the laser lidar and radar every other robotaxi developer considers essential to operating safely. Alan Ohnsman, Forbes, 25 Mar. 2025 Also reflecting market demand, major lidar producer Hesai said this month that its lidar shipments have more than doubled annually for four straight years as of 2024. Evelyn Cheng, CNBC, 18 Mar. 2025 See All Example Sentences for lidar

Word History

Etymology

light + radar

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of lidar was in 1963

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Cite this Entry

“Lidar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lidar. Accessed 15 Apr. 2025.

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